Finding the Fourth Proportional to 199,180,534.53, 298,771,357.36 and 76,396,488.53
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Solution
The fourth proportional to 199,180,534.53, 298,771,357.36 and 76,396,488.53 is: 114,594,945.88
Step by Step Solution
- Step 1: Write the proportion equation
199,180,534.53 : 298,771,357.36 = 76,396,488.53 : x - Step 2: Convert to fraction form
199,180,534.53/298,771,357.36 = 76,396,488.53/x - Step 3: Cross multiply
199,180,534.53x = 298,771,357.36 × 76,396,488.53 - Step 4: Simplify right side
199,180,534.53x = 22,825,082,575,263,792 - Step 5: Solve for x
x = 22,825,082,575,263,792/199,180,534.53 - Step 6: Final answer
x = 114,594,945.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.